OR SUBSOILING PLANT. 



87 



Fig. 53. Pelous' Combined Capstan working by horse or steam power. 



The fixed pulleys P (Fig. 54) are made of cast iron of a 

 diameter varying between 23 J and 31J- inches, revolving 

 around a steel pivot fixed in a block a secured to the anchor 



Fig. 54. Fixed Pulley. 



Fig. 55. Pulley with cable-guard. 



by means of a chain C. The whole arrangement is mounted 

 on a wooden or iron square plate n of from 27J to 35 J inches 

 wide, on which is often fixed a triangular arrangement 



